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Laabri

7.4A Rate of Change in Mathematical and Real World Problems

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Completed early? Continue practicing with IXL Lesson J.16 Constant Rate of Change (TWW)

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1.

Frank and his family drove 6 hours every day during a road trip. Which graph best represents y, the total number of hours driven in x days?

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2.

During migration, a butterfly can trael 30 miles in 1 hour. Which graph best represents y, the number of miles a butterfly can travel in x hours?

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3.

An artist is making a scale model of a statue. On the model 2 inches represents 1 foot on the actual statue. Which graph best represents this relationship?

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4.

How did you identify which graph matches the situation for question 3?

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5.

Which of these does NOT represent the distance a car travels when going 55 miles per hour?

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6.

The graph represents the linear relationship between the number of books Layla has read and the number of months she has been a member of a book club.

Which of these statements is supported by the rate of change in this relationship?

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7.

Which answer choice represents a person burning 90 calories by climbing 18 flights of stairs?

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8.

Pamela rode her bike at a constant rate of 0.1 kilometer per minute. Which table represents y, the number of kilometers Pamela roder her bike in x minutes?

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9.

Natasha has a job putting letters in envelopes to be mailed. In 1 hour she put 42 letters in envelopes.

Which equation best represents y, the total number of letters Natasha puts in envelopes in x hours if she continues at this rate?

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10.

How did you identify which equation matches the situation for question 9?

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11.

An online game increases in number of users at a rate of 500 users each day. Which graph best represents the relationship between y, the number of users, and x, the number of days?

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12.

A dog eats 1.25 cups of dog food twice a day. Which graph best represents this relationship?